.clearfix {
  *zoom: 1;
}
.clearfix:before,
.clearfix:after {
  display: table;
  font-size: 0;
  content: " ";
  clear: both;
}
.text-left {
  text-align: left !important;
}
.float-end {
  float: right;
}
.float-start {
  float: left;
}
html,
body {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  line-height: 1.5;
  background-color: #f0f2f6;
  color: #fff;
}
html {
  font-size: 14px;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-overflow-scrolling: touch;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}
body {
  min-width: 1190px;
  max-width: initial;
  min-height: 0;
  max-height: initial;
  font-size: 14px;
  font-size: 1rem;
  font-family: 'HanHei SC', 'PingFang SC', 'STHeitiSC-Light', 'Microsoft YaHei', 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
}
div,
ul,
li,
ol,
dl,
dt,
dd,
figure,
p,
button,
h1,
h2,
h3,
h4,
h5,
h6,
input,
textarea,
select,
small {
  padding: 0;
  margin: 0;
  list-style: none;
  font-family: inherit;
  line-height: inherit;
  font-size: inherit;
  outline: none;
  box-sizing: content-box;
  border: none;
  background: none;
  font-weight: inherit;
}
a {
  color: #fff ;
  text-decoration: none;
  cursor: pointer;
}
a:hover,
a:active,
a:focus {
  outline: none;
  color: #fff;
  text-decoration: none;
  cursor: pointer;
}
img {
  border: none;
  outline: none;
  vertical-align: middle;
}
article,
aside,
footer,
header,
main,
nav,
section {
  display: block;
}
/*滚动条*/
::-webkit-scrollbar-track {
  background-color: transparent;
}
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-thumb {
  border-radius: 3px;
  -moz-border-radius: 3px;
  -webkit-border-radius: 3px;
  background-color: #c3c3c3;
}
@media (max-width: 700px) {
  body {
    min-width: initial;
    font-size: 12px;
  }
}
hr {
  border: 0;
  outline: none;
  height: 0;
  border-bottom: 1px solid #fff;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.btn {
  display: inline-block;
  line-height: 40px;
  padding: 0 24px;
  border: 4px solid #fff;
  border-radius: 24px;
  text-align: center;
  box-sizing: border-box;
  color: #fff;
}
.input {
  width: 436px;
  height: 100px;
  padding: 0 38px;
  border: 20px solid #c8c8c8;
  background-color: #fff;
  box-sizing: border-box;
  font-size: 18px;
  margin-bottom: 22px;
}
textarea.input {
  width: 100%;
  padding-top: 15px;
  padding-bottom: 15px;
  height: 200px;
}
::-webkit-input-placeholder {
  color: #c8c8c8;
  font-size: 18px;
}
:-ms-input-placeholder {
  color: #c8c8c8;
  font-size: 18px;
}
::-moz-placeholder {
  color: #c8c8c8;
  font-size: 18px;
}
.wrapper {
  position: relative;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
}
.viewpoint {
  width: 1000px;
  margin: 0 auto;
}
.hidden {
  display: none !important;
}
.icons {
  display: inline-block;
  vertical-align: middle;
}
header {
  position: relative;
}
.tools {
  height: 400px;
  box-sizing: border-box;
  background: url("../images/common/tools.png") no-repeat 50% 50%;
}
.tools .text {
  float: right;
  width: 610px;
  margin-top: 100px;
  padding-top: 35px;
  padding-bottom: 40px;
  border-top: 1px solid #fff;
  border-bottom: 1px solid #fff;
  text-align: right;
}
.tools .text h1 {
  font-size: 48px;
  font-weight: 100;
}
.tools .text .btn {
  margin-top: 25px;
}
@media (max-width: 700px) {
  .wrapper {
    max-width: 100%;
  }
  .viewpoint {
    width: auto;
    box-sizing: border-box;
  }
  .btn {
    line-height: 30px;
    border-width: 2px;
    border-radius: 17px;
  }
  .input {
    width: 100%;
    height: 45px;
    padding: 0 10px;
    margin-bottom: 8px;
    border-width: 8px;
    font-size: 12px;
    border-radius: 0;
  }
  textarea.input {
    padding-top: 5px;
    padding-bottom: 5px;
    height: 90px;
  }
  ::-webkit-input-placeholder {
    font-size: 12px;
  }
  :-ms-input-placeholder {
    font-size: 12px;
  }
  ::-moz-placeholder {
    font-size: 12px;
  }
  .tools {
    height: 170px;
    background-size: cover;
  }
  .tools .text {
    float: none;
    width: auto;
    padding: 45px 0 0;
    margin: 0;
    border: none;
    text-align: center;
  }
  .tools .text h1 {
    font-size: 16px;
    font-weight: 400;
  }
  .tools .text .btn {
    margin-top: 25px;
  }
}
.page-nav,
.page-nav-mobile {
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 2;
  text-align: right;
  box-sizing: border-box;
}
.page-nav a {
  display: inline-block;
  padding: 0 30px;
  line-height: 62px;
}
.page-nav a.mailto {
  padding-right: 0;
}
.page-nav a.active {
  background-color: rgba(0, 0, 0, 0.5);
  font-weight: 800;
}
.page-nav-mobile {
  display: none;
  padding: 15px 25px;
}
.page-nav-mobile .logo,
.page-nav-mobile .thumb {
  display: block;
  width: 20px;
  height: 20px;
  background: url("../images/common/logo.png") no-repeat;
}
.page-nav-mobile .thumb {
  background-image: url("../images/common/thumb.png");
}
.page-nav-mobile .nav {
  position: relative;
}
.page-nav-mobile .nav .poper {
  position: absolute;
  right: 0;
  width: 60px;
  height: 0;
  margin-top: 5px;
  text-align: right;
  line-height: 1.5;
  overflow: hidden;
  -webkit-transition: all 200ms;
  -moz-transition: all 200ms ;
  -ms-transition: all 200ms ;
  -o-transition: all 200ms ;
  transition: all 200ms ;
}
.page-nav-mobile .nav .poper.show {
  height: 80px;
}
.page-nav-mobile .nav .poper a {
  display: block;
  line-height: 30px;
  color: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
}
@media (max-width: 700px) {
  .page-nav {
    display: none;
  }
  .page-nav-mobile {
    display: block;
  }
}
footer {
  height: 250px;
  padding-top: 64px;
  box-sizing: border-box;
  background-color: #0f0f0f;
}
footer > ul {
  display: table;
}
footer > ul > li {
  display: table-cell;
  vertical-align: top;
  width: 50%;
  padding-right: 60px;
  box-sizing: border-box;
}
footer > ul > li + li {
  padding-left: 60px;
  padding-right: 0;
  border-left: 1px solid #575757;
}
footer h1 {
  font-weight: bold;
}
footer p {
  color: #c8c8c8;
  font-weight: bold;
  font-size: 18px;
}
footer .item + .item {
  margin-top: 20px;
}
footer .links {
  margin-top: 15px;
}
footer a {
  color: #c8c8c8;
  font-weight: 100;
}
footer .links a {
  float: left;
  width: 25%;
}
footer .links a.col-2 {
  width: 50%;
}
footer .copyright {
  color: #fff;
}
footer .copyright a {
  float: right;
}
@media (max-width: 700px) {
  footer {
    height: auto;
    padding: 15px 25px 30px;
  }
  footer p {
    font-size: 12px;
  }
  footer > ul {
    display: block;
  }
  footer > ul > li {
    width: auto;
    display: block;
  }
  footer > ul > li:nth-child(1) {
    display: none;
  }
  footer > ul > li + li {
    padding-left: 0;
    border-left: 0;
  }
}
.banner {
  position: relative;
  width: 100%;
}
.banner .director {
  position: absolute;
  left: 78px;
  top: 50%;
  z-index: 2;
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  transform: translateY(-50%);
}
.banner .director a {
  display: block;
  width: 40px;
  height: 8px;
  margin-top: 18px;
  background-color: #fff;
  opacity: 0.2;
  border-radius: 4px;
  cursor: pointer;
}
.banner .director a:first-child {
  margin-top: 0;
}
.banner .director a.active {
  opacity: 1;
}
.banner .list li {
  height: 800px;
  background-repeat: no-repeat;
  background-position: 50% 50%;
}
.banner .list .text {
  padding-top: 260px;
}
.banner .list .title {
  font-size: 72px;
}
.banner .list .desc {
  width: 580px;
  margin-top: 15px;
  font-weight: 100;
  font-size: 12px;
}
.banner .list .btn {
  width: 290px;
  margin-top: 70px;
  letter-spacing: 0.5em;
}
.banner .controls {
  position: relative;
  margin-top: -70px;
  z-index: 2;
  overflow: hidden;
}
.banner .controls > div {
  float: left;
  width: 70px;
  height: 70px;
  background-color: rgba(0, 0, 0, 0.2);
}
.banner .controls > div > a {
  display: block;
  width: 100%;
  height: 100%;
  background: url("../images/index/banner/bx-prev.png") no-repeat 50% 50%;
}
.banner .controls > div > a.bx-next {
  background-image: url("../images/index/banner/bx-next.png");
}
.banner .apps {
  position: absolute;
  padding: 0 14px;
  right: 0;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.5);
}
.banner .apps a {
  display: block;
  margin: 20px 10px;
  text-align: center;
}
@media (max-width: 700px) {
  .banner .list li {
    position: relative;
    height: 100vh;
    background-size: cover;
  }
  .banner .controls,
  .banner .apps {
    display: none;
  }
  .banner .list .text {
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    padding: 0 25px !important;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  .banner .list .title {
    font-size: 24px !important;
  }
  .banner .list .desc {
    width: auto;
    font-weight: 400;
  }
  .banner .list .btn {
    width: 180px;
  }
  .banner .director {
    left: 50%;
    top: auto;
    bottom: 20px;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
  }
  .banner .director a {
    float: left;
    width: 6px;
    height: 6px;
    margin: 0 3px;
  }
}
.page-of-index .features-box {
  background-color: #232323;
}
.page-of-index .features-box .features {
  display: table;
  width: 100%;
}
.page-of-index .features-box .features li {
  display: table-cell;
  width: 33.33%;
  height: 400px;
  padding-top: 90px;
  vertical-align: top;
  text-align: center;
  box-sizing: border-box;
  background: url("../images/index/f11.png") no-repeat 50% 50%;
}
.page-of-index .features-box .features li:nth-child(2) {
  background-image: url("../images/index/f21.png");
}
.page-of-index .features-box .features li:nth-child(3) {
  background-image: url("../images/index/f31.png");
}
.page-of-index .features-box .features h1 {
  margin: 30px auto 10px;
  font-size: 18px;
}
.page-of-index .features-box .features h2 {
  width: 230px;
  margin: 0 auto;
  text-align: left;
}
.page-of-index .features-box .text {
  height: 200px;
}
.page-of-index .features-box .text .head {
  display: table;
  margin-top: 60px;
  margin-bottom: 10px;
}
.page-of-index .features-box .text .head li {
  display: table-cell;
  padding-right: 20px;
  font-size: 18px;
  line-height: 18px;
  cursor: pointer;
}
.page-of-index .features-box .text .head li + li {
  padding-left: 20px;
  border-left: 1px solid #fff;
}
.page-of-index .features-box .text p {
  width: 580px;
  color: #9c9c96;
  font-size: 12px;
}
.page-of-index .model {
  height: 700px;
  padding-top: 210px;
  box-sizing: border-box;
  background-color: #0f0f0f;
}
.page-of-index .model .box {
  display: table;
}
.page-of-index .model .text,
.page-of-index .model .diagram {
  display: table-cell;
  vertical-align: top;
}
.page-of-index .model .diagram {
  text-align: right;
}
.page-of-index .model .text .body {
  min-height: 190px;
}
.page-of-index .model .text h1 {
  font-size: 48px;
  font-weight: 100;
}
.page-of-index .model .text p {
  width: 580px;
  margin-top: 5px;
  font-size: 12px;
  color: #9c9c96;
}
.page-of-index .model .nav li {
  color: #878787;
  line-height: 32px;
  cursor: pointer;
}
.page-of-index .model .nav li:before {
  content: "";
  display: inline-block;
  width: 30px;
  height: 8px;
  margin-right: 30px;
  background-color: #878787;
  border-radius: 4px;
  vertical-align: baseline;
}
.page-of-index .model .nav li.active {
  color: #c8c8c8;
}
.page-of-index .model .nav li.active:before {
  background-color: #fff;
}
.page-of-index .partners {
  height: 400px;
  padding-top: 75px;
  box-sizing: border-box;
  background-color: #0f0f0f;
}
.page-of-index .partners h1 {
  font-size: 18px;
}
.page-of-index .partners .logos {
  margin-top: 85px;
  display: table;
}
.page-of-index .partners .logos li {
  display: table-cell;
  vertical-align: middle;
}
.page-of-index .partners .logos li + li {
  padding-left: 50px;
}
.page-of-index .contact {
  height: 850px;
  padding-top: 80px;
  box-sizing: border-box;
  background: url("../images/index/contact.png") no-repeat 50% 0;
}
.page-of-index .contact h1 {
  font-size: 48px;
}
.page-of-index .contact p {
  width: 580px;
  min-height: 50px;
  margin-top: 18px;
  margin-bottom: 22px;
}
.page-of-index .contact .input:nth-child(even) {
  float: right;
}
.page-of-index .contact .btn {
  display: block;
  width: 290px;
  margin: 50px auto 0;
  clear: both;
}
@media (max-width: 700px) {
  .page-of-index .features-box {
    display: flex;
    flex-direction: column;
  }
  .page-of-index .features-box .text {
    height: auto;
    padding: 15px 25px;
    order: -1;
  }
  .page-of-index .features-box .text .head {
    margin-top: 0;
  }
  .page-of-index .features-box .text .head li {
    font-size: 14px;
    line-height: 14px;
  }
  .page-of-index .features-box .text p {
    width: auto;
  }
  .page-of-index .features-box .features {
    display: block;
    width: auto;
  }
  .page-of-index .features-box .features li {
    display: block;
    width: auto;
    height: 175px;
    padding: 30px 25px 0;
  }
  .page-of-index .features-box .features h1,
  .page-of-index .features-box .features h2 {
    width: auto;
    text-align: left;
  }
  .page-of-index .features-box .features h1 {
    margin: 5px auto auto;
    font-size: 14px;
  }
  .page-of-index .features-box .features li img {
    height: 60px;
  }
  .page-of-index .model {
    height: auto;
    padding: 20px 25px 30px;
  }
  .page-of-index .model .box,
  .page-of-index .model .text,
  .page-of-index .model .diagram {
    display: block;
  }
  .page-of-index .model .diagram {
    text-align: center;
  }
  .page-of-index .model .diagram img {
    max-width: 90%;
  }
  .page-of-index .model .text {
    margin-bottom: 25px;
  }
  .page-of-index .model .text .body {
    min-height: initial;
    margin-bottom: 15px;
  }
  .page-of-index .model .text h1 {
    font-size: 18px;
    font-weight: 400;
  }
  .page-of-index .model .text p {
    width: auto;
    display: none;
  }
  .page-of-index .model .nav li {
    line-height: 20px;
  }
  .page-of-index .model .nav li:before {
    width: 14px;
    height: 3px;
    margin-right: 10px;
    border-radius: 2px;
    vertical-align: middle;
  }
  .page-of-index .partners {
    display: none;
  }
  .page-of-index .contact {
    height: auto;
    padding: 20px 25px 30px;
    background-size: cover;
  }
  .page-of-index .contact h1 {
    font-size: 12px;
  }
  .page-of-index .contact p {
    width: auto;
    margin-top: 5px;
    margin-bottom: 15px;
    min-height: initial;
    max-height: 36px;
    overflow: hidden;
  }
  .page-of-index .contact .input {
    float: none !important;
  }
  .page-of-index .contact .btn {
    width: 105px;
    margin-top: 30px;
  }
}
.page-of-intro .banner li {
  height: 550px;
}
.page-of-intro .banner .text {
  padding-top: 220px;
}
.page-of-intro .banner .text .title {
  font-size: 48px;
}
.page-of-intro .biz {
  display: table;
  width: 100%;
  height: 342px;
  padding-top: 50px;
  padding-bottom: 58px;
  background-color: #000;
}
.page-of-intro .biz .text,
.page-of-intro .biz .diagram {
  display: table-cell;
  vertical-align: top;
  width: 50%;
}
.page-of-intro .biz .text {
  background-color: #232323;
}
.page-of-intro .biz .text .box {
  float: right;
  padding-top: 75px;
  width: 500px;
}
.page-of-intro .biz h1 {
  font-size: 18px;
  font-weight: bold;
}
.page-of-intro .biz p {
  margin-right: 100px;
  margin-top: 10px;
  font-size: 12px;
  color: #646464;
}
.page-of-intro .biz .btn {
  width: 290px;
  margin-top: 60px;
}
.page-of-intro .products li {
  float: left;
  width: 50%;
  height: 375px;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  cursor: default;
}
.page-of-intro .products .text {
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}
.page-of-intro .products .box {
  width: 500px;
  float: right;
  padding-top: 90px;
  padding-right: 150px;
  box-sizing: border-box;
}
.page-of-intro .products li:nth-child(even) .box {
  float: left;
  padding-left: 100px;
  padding-right: 50px;
}
.page-of-intro .products h1 {
  font-size: 18px;
  font-weight: bold;
}
.page-of-intro .products p {
  margin-top: 10px;
  font-size: 12px;
}
.page-of-intro .products a {
  display: block;
  margin-top: 40px;
  font-size: 18px;
  font-weight: 100;
}
.page-of-intro .products a .icons {
  margin-left: 15px;
}
.page-of-intro .feature {
  height: 750px;
  padding-top: 80px;
  box-sizing: border-box;
  background-color: #232323;
}
.page-of-intro .feature .header {
  padding-bottom: 50px;
  text-align: center;
  font-weight: 100;
}
.page-of-intro .feature .header h1 {
  font-size: 48px;
}
.page-of-intro .feature .diagram,
.page-of-intro .feature .text {
  float: left;
}
.page-of-intro .feature .diagram {
  width: 618px;
}
.page-of-intro .feature .item {
  padding-left: 60px;
  height: 180px;
  overflow: hidden;
}
.page-of-intro .feature .item h1 {
  font-size: 18px;
  font-weight: bold;
}
.page-of-intro .feature .item p {
  margin-top: 10px;
  font-size: 12px;
  color: #c8c8c8;
  font-weight: 100;
}
.page-of-intro .feature .nav {
  padding-left: 60px;
  overflow: hidden;
}
.page-of-intro .feature .nav li {
  color: #878787;
  line-height: 32px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.page-of-intro .feature .nav li:before {
  content: "";
  display: inline-block;
  width: 30px;
  height: 8px;
  margin-right: 30px;
  background-color: #878787;
  border-radius: 4px;
  vertical-align: baseline;
}
.page-of-intro .feature .nav li.active {
  color: #c8c8c8;
}
.page-of-intro .feature .nav li.active:before {
  background-color: #fff;
}
@media (max-width: 700px) {
  .page-of-intro .banner .list li {
    height: 400px;
  }
  .page-of-intro .biz {
    display: flex;
    flex-direction: column;
    width: auto;
    height: auto;
    padding: 25px;
    background-color: #212121;
  }
  .page-of-intro .biz .text,
  .page-of-intro .biz .diagram {
    display: block;
    width: auto;
    background-color: transparent;
  }
  .page-of-intro .biz .diagram {
    order: -1;
  }
  .page-of-intro .biz .diagram img {
    width: 100%;
  }
  .page-of-intro .biz .text {
    margin-top: 15px;
  }
  .page-of-intro .biz .text .box {
    float: none;
    width: auto;
    padding-top: 0;
  }
  .page-of-intro .biz h1 {
    font-size: 14px;
  }
  .page-of-intro .biz p {
    margin-right: 0;
    margin-top: 0;
    color: #969696;
  }
  .page-of-intro .biz .btn {
    display: none;
    width: 180px;
    margin-top: 20px;
  }
  .page-of-intro .products li {
    float: none;
    width: auto;
    height: 180px;
    background-size: cover;
  }
  .page-of-intro .products .box {
    width: auto;
    float: none !important;
    padding: 25px 25px 0 !important;
  }
  .page-of-intro .products h1 {
    font-size: 14px;
    font-weight: bold;
  }
  .page-of-intro .products p {
    margin-top: 5px;
    line-height: 1.2;
    max-height: 57.6px;
    overflow: hidden;
  }
  .page-of-intro .products a {
    margin-top: 15px;
    font-size: 16px;
    font-weight: 400;
  }
  .page-of-intro .products a .icons {
    margin-left: 5px;
    -webkit-transform: scale(0.7);
    -moz-transform: scale(0.7);
    -ms-transform: scale(0.7);
    -o-transform: scale(0.7);
    transform: scale(0.7);
  }
  .page-of-intro .feature {
    height: auto;
    padding: 0 25px;
  }
  .page-of-intro .feature .header {
    display: none;
  }
  .page-of-intro .feature .body {
    display: flex;
    flex-direction: column;
  }
  .page-of-intro .feature .diagram {
    float: none;
    width: auto;
  }
  .page-of-intro .feature .diagram img {
    width: 100%;
  }
  .page-of-intro .feature .item {
    height: auto;
    margin: 30px auto 40px;
    padding: 0;
    overflow: initial;
  }
  .page-of-intro .feature .item h1 {
    font-size: 16px;
    font-weight: 400;
  }
  .page-of-intro .feature .item p {
    margin-top: 10px;
    color: #c8c8c8;
    font-weight: 400;
    line-height: 1.2;
  }
  .page-of-intro .feature .nav {
    margin: 15px 0;
    padding: 0;
    overflow: initial;
    order: -1;
  }
  .page-of-intro .feature .nav li {
    line-height: 20px;
  }
  .page-of-intro .feature .nav li:before {
    width: 14px;
    height: 3px;
    margin-right: 10px;
    border-radius: 2px;
    vertical-align: middle;
  }
}
